how to calculate the Step and ripple accuracy for pump gradient test for UPLC?
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WHY given much noise PDA dector then VWD Dector
why required specificity in valdation
why KF factor is between 4.5 to 7.5 mg/ml ? why ? why sometime pyridine is used in analysis like in raw material solvent like acetone etc?
11 Answers Aurobindo, GVK, Sohan Healthcare,
In rs method development when we are going area normalization method to dilute standard method?
Which products will produce when acetic anhydride reacts with Ter-butanol, Sec-butanol, Iso butanol, Dimethylamine etc.
what is the difference between system precision and method precision?
3 Answers Teva Pharmaceuticals,
What is rs test why we are performing rs test?
What is aggregate and fragments in SEC?
Related substance method equivalency on control sample or spiked sample?
Why we check moisture,ash & AIA in product
In the test for control of absorbance in UV calibration why do we use only potassium dichromate and what is purpose of taking a specified amount of 57.0-63.0mg?
8 Answers Aurobindo, Cipla, FDC,
What is column in chromatography?
Organic Chemistry 
